[INFO] fetching crate hlua 0.4.1...
[INFO] testing hlua-0.4.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate hlua 0.4.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate hlua 0.4.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hlua 0.4.1
[INFO] finished tweaking crates.io crate hlua 0.4.1
[INFO] tweaked toml for crates.io crate hlua 0.4.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lua52-sys v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c3a483ecab78d56c12636b7db575766764477eec76f5cfdc7d77322159d2333
[INFO] running `Command { std: "docker" "start" "-a" "0c3a483ecab78d56c12636b7db575766764477eec76f5cfdc7d77322159d2333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c3a483ecab78d56c12636b7db575766764477eec76f5cfdc7d77322159d2333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c3a483ecab78d56c12636b7db575766764477eec76f5cfdc7d77322159d2333", kill_on_drop: false }`
[INFO] [stdout] 0c3a483ecab78d56c12636b7db575766764477eec76f5cfdc7d77322159d2333
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25fca73a2e813db90965e729159d171d56c81c51a41180e41e53a0201db66266
[INFO] running `Command { std: "docker" "start" "-a" "25fca73a2e813db90965e729159d171d56c81c51a41180e41e53a0201db66266", kill_on_drop: false }`
[INFO] [stderr]    Compiling lua52-sys v0.1.2
[INFO] [stderr]    Compiling hlua v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = mem::uninitialized();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:150:52
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:193:52
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:152:61
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions_write.rs:368:26
[INFO] [stdout]     |
[INFO] [stdout] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
[INFO] [stdout]     |                          ----^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/userdata.rs:124:33
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
[INFO] [stdout]     |                                 ----^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this code causes undefined behavior when executed
[INFO] [stdout]    |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:193:47
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:42
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "25fca73a2e813db90965e729159d171d56c81c51a41180e41e53a0201db66266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25fca73a2e813db90965e729159d171d56c81c51a41180e41e53a0201db66266", kill_on_drop: false }`
[INFO] [stdout] 25fca73a2e813db90965e729159d171d56c81c51a41180e41e53a0201db66266
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a50e344c6f420d92b11201d4fc171120875b97772901a8d716bcc9e744403d14
[INFO] running `Command { std: "docker" "start" "-a" "a50e344c6f420d92b11201d4fc171120875b97772901a8d716bcc9e744403d14", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = mem::uninitialized();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:150:52
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:193:52
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:152:61
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions_write.rs:368:26
[INFO] [stdout]     |
[INFO] [stdout] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
[INFO] [stdout]     |                          ----^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/userdata.rs:124:33
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
[INFO] [stdout]     |                                 ----^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this code causes undefined behavior when executed
[INFO] [stdout]    |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:193:47
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hlua v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:42
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:441:10
[INFO] [stdout]     |
[INFO] [stdout] 441 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:454:10
[INFO] [stdout]     |
[INFO] [stdout] 454 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:467:10
[INFO] [stdout]     |
[INFO] [stdout] 467 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:480:10
[INFO] [stdout]     |
[INFO] [stdout] 480 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:496:10
[INFO] [stdout]     |
[INFO] [stdout] 496 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:560:23
[INFO] [stdout]     |
[INFO] [stdout] 560 |         struct Foo { };
[INFO] [stdout]     |                       ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lua_functions.rs:461:84
[INFO] [stdout]     |
[INFO] [stdout] 461 |         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stdout]     |                                                                                    ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 461 -         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stdout] 461 +         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args(3).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_functions.rs:522:26
[INFO] [stdout]     |
[INFO] [stdout] 522 |         struct Reader { };
[INFO] [stdout]     |                          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_tables.rs:579:14
[INFO] [stdout]     |
[INFO] [stdout] 579 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = mem::uninitialized();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:150:52
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:193:52
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:152:61
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lua_functions.rs:536:69
[INFO] [stdout]     |
[INFO] [stdout] 536 |             Err(LuaError::ReadError(e)) => { assert_eq!("oh no!", e.description()) },
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions_write.rs:368:26
[INFO] [stdout]     |
[INFO] [stdout] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
[INFO] [stdout]     |                          ----^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/userdata.rs:124:33
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
[INFO] [stdout]     |                                 ----^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this code causes undefined behavior when executed
[INFO] [stdout]    |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/rust_tables.rs:442:52
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].into_iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                                    ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = IntoIterator::into_iter([1., 2., 3.]).enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                       ++++++++++++++++++++++++            ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:193:47
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:42
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "a50e344c6f420d92b11201d4fc171120875b97772901a8d716bcc9e744403d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50e344c6f420d92b11201d4fc171120875b97772901a8d716bcc9e744403d14", kill_on_drop: false }`
[INFO] [stdout] a50e344c6f420d92b11201d4fc171120875b97772901a8d716bcc9e744403d14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47f37094e154d4da25a43f0b5ffdbcf1edff4f636f6c5befa0f27729b63d86bb
[INFO] running `Command { std: "docker" "start" "-a" "47f37094e154d4da25a43f0b5ffdbcf1edff4f636f6c5befa0f27729b63d86bb", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/rust_tables.rs:24:39
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stderr]    |                                       ^   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stderr] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:678:21
[INFO] [stderr]     |
[INFO] [stderr] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:706:21
[INFO] [stderr]     |
[INFO] [stderr] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:230:24
[INFO] [stderr]     |
[INFO] [stderr] 230 |             res = mem::uninitialized();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lua_functions.rs:99:30
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 buffer: mem::uninitialized(),
[INFO] [stderr]    |                              ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:37:49
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 | integer_impl!(i8);
[INFO] [stderr]    | ----------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:37:49
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 | integer_impl!(i16);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:37:49
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 50 | integer_impl!(i32);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:72:49
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 83 | unsigned_impl!(u8);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:72:49
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 84 | unsigned_impl!(u16);
[INFO] [stderr]    | ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:72:49
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 85 | unsigned_impl!(u32);
[INFO] [stderr]    | ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:107:49
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 118 | numeric_impl!(f32);
[INFO] [stderr]     | ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:107:49
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 119 | numeric_impl!(f64);
[INFO] [stderr]     | ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:150:52
[INFO] [stderr]     |
[INFO] [stderr] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:193:52
[INFO] [stderr]     |
[INFO] [stderr] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:257:47
[INFO] [stderr]     |
[INFO] [stderr] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:447:32
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lua_functions.rs:392:32
[INFO] [stderr]     |
[INFO] [stderr] 392 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lua_functions.rs:408:32
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/any.rs:67:61
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stderr]    |                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/any.rs:152:61
[INFO] [stderr]     |
[INFO] [stderr] 152 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 152 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stderr]     |                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/functions_write.rs:368:26
[INFO] [stderr]     |
[INFO] [stderr] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
[INFO] [stderr]     |                          ----^^^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/userdata.rs:124:33
[INFO] [stderr]     |
[INFO] [stderr] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
[INFO] [stderr]     |                                 ----^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `lua` is never read
[INFO] [stderr]    --> src/values.rs:247:5
[INFO] [stderr]     |
[INFO] [stderr] 246 | pub struct StringInLua<L> {
[INFO] [stderr]     |            ----------- field in this struct
[INFO] [stderr] 247 |     lua: L,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stderr]   --> src/lua_functions.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 buffer: mem::uninitialized(),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         this code causes undefined behavior when executed
[INFO] [stderr]    |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:37:44
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 48 | integer_impl!(i8);
[INFO] [stderr]    | ----------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:37:44
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 49 | integer_impl!(i16);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:37:44
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 50 | integer_impl!(i32);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:72:44
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 83 | unsigned_impl!(u8);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:72:44
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 84 | unsigned_impl!(u16);
[INFO] [stderr]    | ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:72:44
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 85 | unsigned_impl!(u32);
[INFO] [stderr]    | ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:107:44
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                            |
[INFO] [stderr]     |                                            this code causes undefined behavior when executed
[INFO] [stderr]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 118 | numeric_impl!(f32);
[INFO] [stderr]     | ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:107:44
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                            |
[INFO] [stderr]     |                                            this code causes undefined behavior when executed
[INFO] [stderr]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 119 | numeric_impl!(f64);
[INFO] [stderr]     | ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `usize` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:150:47
[INFO] [stderr]     |
[INFO] [stderr] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                               |
[INFO] [stderr]     |                                               this code causes undefined behavior when executed
[INFO] [stderr]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: the type `usize` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:193:47
[INFO] [stderr]     |
[INFO] [stderr] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                               |
[INFO] [stderr]     |                                               this code causes undefined behavior when executed
[INFO] [stderr]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: the type `usize` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:257:42
[INFO] [stderr]     |
[INFO] [stderr] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                          |
[INFO] [stderr]     |                                          this code causes undefined behavior when executed
[INFO] [stderr]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: `hlua` (lib) generated 36 warnings (run `cargo fix --lib -p hlua` to apply 8 suggestions)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:441:10
[INFO] [stderr]     |
[INFO] [stderr] 441 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:454:10
[INFO] [stderr]     |
[INFO] [stderr] 454 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:467:10
[INFO] [stderr]     |
[INFO] [stderr] 467 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:480:10
[INFO] [stderr]     |
[INFO] [stderr] 480 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:496:10
[INFO] [stderr]     |
[INFO] [stderr] 496 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:560:23
[INFO] [stderr]     |
[INFO] [stderr] 560 |         struct Foo { };
[INFO] [stderr]     |                       ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lua_functions.rs:461:84
[INFO] [stderr]     |
[INFO] [stderr] 461 |         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stderr]     |                                                                                    ^ ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 461 -         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stderr] 461 +         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args(3).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lua_functions.rs:522:26
[INFO] [stderr]     |
[INFO] [stderr] 522 |         struct Reader { };
[INFO] [stderr]     |                          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lua_tables.rs:579:14
[INFO] [stderr]     |
[INFO] [stderr] 579 |             };
[INFO] [stderr]     |              ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/rust_tables.rs:24:39
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stderr]    |                                       ^   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stderr] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lua_functions.rs:536:69
[INFO] [stderr]     |
[INFO] [stderr] 536 |             Err(LuaError::ReadError(e)) => { assert_eq!("oh no!", e.description()) },
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/rust_tables.rs:442:52
[INFO] [stderr]     |
[INFO] [stderr] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].into_iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stderr]     |                                                    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stderr]     |                                                    ~~~~
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 442 |         let orig: HashMap<i32, f64> = IntoIterator::into_iter([1., 2., 3.]).enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stderr]     |                                       ++++++++++++++++++++++++            ~
[INFO] [stderr] 
[INFO] [stderr] warning: `hlua` (lib test) generated 47 warnings (35 duplicates) (run `cargo fix --lib -p hlua --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hlua-f4affced5fd8ba02)
[INFO] [stdout] 
[INFO] [stdout] running 70 tests
[INFO] [stdout] test any::tests::non_utf_8_string ... ok
[INFO] [stdout] test any::tests::push_booleans ... ok
[INFO] [stdout] test any::tests::push_nil ... ok
[INFO] [stdout] test any::tests::read_booleans ... ok
[INFO] [stdout] test any::tests::push_strings ... ok
[INFO] [stdout] test any::tests::push_numbers ... ok
[INFO] [stdout] test any::tests::push_hashable_nil ... ok
[INFO] [stdout] test any::tests::read_hashable_booleans ... ok
[INFO] [stdout] test any::tests::push_hashable_numbers ... ok
[INFO] [stdout] test any::tests::push_hashable_strings ... ok
[INFO] [stdout] test any::tests::read_hashable_numbers ... ok
[INFO] [stdout] test any::tests::read_hashable_strings ... ok
[INFO] [stdout] test any::tests::read_strings ... ok
[INFO] [stdout] test functions_write::tests::closures ... ok
[INFO] [stdout] test functions_write::tests::closures_lifetime ... ok
[INFO] [stdout] test functions_write::tests::closures_drop_env ... ok
[INFO] [stdout] test functions_write::tests::one_argument ... ok
[INFO] [stdout] test functions_write::tests::closures_extern_access ... ok
[INFO] [stdout] test lua_functions::tests::args_in_order ... ok
[INFO] [stdout] test lua_functions::tests::basic ... ok
[INFO] [stdout] test any::tests::push_hashable_booleans ... ok
[INFO] [stdout] test functions_write::tests::simple_function ... ok
[INFO] [stdout] test functions_write::tests::two_arguments ... ok
[INFO] [stdout] test functions_write::tests::wrong_arguments_types ... ok
[INFO] [stdout] test functions_write::tests::return_result ... ok
[INFO] [stderr] thread 'lua_functions::tests::execute_from_reader_errors_if_cant_read' panicked at library/core/src/panicking.rs:155:5:
[INFO] [stderr] attempted to leave type `&mut Lua<'_>` uninitialized, which is invalid
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56153d475f66 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]    1:     0x56153d475f66 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x56153d475f66 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x56153d475f66 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x56153d49f520 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]    5:     0x56153d49f520 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]    6:     0x56153d473a5f - std::io::Write::write_fmt::h78b18af5775fedb5
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]    7:     0x56153d475d44 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x56153d475d44 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x56153d477ab7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stderr]   10:     0x56153d477819 - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9
[INFO] [stderr]   11:     0x56153d41c827 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   12:     0x56153d41c827 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stderr]   13:     0x56153d4780d6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   14:     0x56153d4780d6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stderr]   15:     0x56153d477de9 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:649:13
[INFO] [stderr]   16:     0x56153d476466 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   17:     0x56153d477b80 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stderr]   18:     0x56153d35524a - core::panicking::panic_nounwind_fmt::runtime::hc18fd4a76c1e2aab
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:110:18
[INFO] [stderr]   19:     0x56153d35524a - core::panicking::panic_nounwind_fmt::hcb87f45b1afb5c5d
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:122:9
[INFO] [stderr]   20:     0x56153d3552f9 - core::panicking::panic_nounwind::h63c25437b93d358c
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:155:5
[INFO] [stderr]   21:     0x56153d373635 - core::mem::uninitialized::h457ea5a6100a622c
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/mem/mod.rs:693:9
[INFO] [stderr]   22:     0x56153d373635 - hlua::PushGuard<L>::into_inner::h13aee5dbb485d342
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:230:19
[INFO] [stderr]   23:     0x56153d396432 - <hlua::lua_functions::LuaCodeFromReader<R> as hlua::Push<L>>::push_to_lua::hfb4bd3a0a598cbeb
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lua_functions.rs:147:57
[INFO] [stderr]   24:     0x56153d39a78b - hlua::lua_functions::LuaFunction<L>::load_from_reader::h422a0346954a4a27
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lua_functions.rs:324:15
[INFO] [stderr]   25:     0x56153d3753c2 - hlua::Lua::execute_from_reader::hffc7fde64eafa254
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:706:26
[INFO] [stderr]   26:     0x56153d3d9b14 - hlua::lua_functions::tests::execute_from_reader_errors_if_cant_read::hc8bea2985ab9221c
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lua_functions.rs:533:34
[INFO] [stderr]   27:     0x56153d3d9ac7 - hlua::lua_functions::tests::execute_from_reader_errors_if_cant_read::{{closure}}::h34666cd038b1db54
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lua_functions.rs:521:49
[INFO] [stderr]   28:     0x56153d3d3f16 - core::ops::function::FnOnce::call_once::ha4e84e7ad8ba8da7
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x56153d4220ff - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x56153d4220ff - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stderr]   31:     0x56153d420e81 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stderr]   32:     0x56153d420e81 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   33:     0x56153d420e81 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]   34:     0x56153d420e81 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]   35:     0x56153d420e81 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]   36:     0x56153d420e81 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stderr]   37:     0x56153d420e81 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stderr]   38:     0x56153d3e81b6 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stderr]   39:     0x56153d3e81b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stderr]   40:     0x56153d3ed217 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stderr]   41:     0x56153d3ed217 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   42:     0x56153d3ed217 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]   43:     0x56153d3ed217 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]   44:     0x56153d3ed217 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]   45:     0x56153d3ed217 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stderr]   46:     0x56153d3ed217 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x56153d47cb85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stderr]   48:     0x56153d47cb85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stderr]   49:     0x56153d47cb85 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stderr]   50:     0x7f0029881ac3 - <unknown>
[INFO] [stderr]   51:     0x7f0029912bf4 - __clone
[INFO] [stderr]   52:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/hlua-f4affced5fd8ba02` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "47f37094e154d4da25a43f0b5ffdbcf1edff4f636f6c5befa0f27729b63d86bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47f37094e154d4da25a43f0b5ffdbcf1edff4f636f6c5befa0f27729b63d86bb", kill_on_drop: false }`
[INFO] [stdout] 47f37094e154d4da25a43f0b5ffdbcf1edff4f636f6c5befa0f27729b63d86bb
[INFO] testing hlua-0.4.1 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate hlua 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate hlua 0.4.1 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hlua 0.4.1
[INFO] finished tweaking crates.io crate hlua 0.4.1
[INFO] tweaked toml for crates.io crate hlua 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1733d972b70b63a21873826b6db6d59327af0ab4da8129735e2b49141476d2b1
[INFO] running `Command { std: "docker" "start" "-a" "1733d972b70b63a21873826b6db6d59327af0ab4da8129735e2b49141476d2b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1733d972b70b63a21873826b6db6d59327af0ab4da8129735e2b49141476d2b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1733d972b70b63a21873826b6db6d59327af0ab4da8129735e2b49141476d2b1", kill_on_drop: false }`
[INFO] [stdout] 1733d972b70b63a21873826b6db6d59327af0ab4da8129735e2b49141476d2b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb95ff8c888cb11e7806d07862777d7d780fa2802e8161ef289b7e5b54c3a0fd
[INFO] running `Command { std: "docker" "start" "-a" "fb95ff8c888cb11e7806d07862777d7d780fa2802e8161ef289b7e5b54c3a0fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling lua52-sys v0.1.2
[INFO] [stderr]    Compiling hlua v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = mem::uninitialized();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:150:52
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:193:52
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:152:61
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions_write.rs:368:26
[INFO] [stdout]     |
[INFO] [stdout] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
[INFO] [stdout]     |                          ----^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/userdata.rs:124:33
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
[INFO] [stdout]     |                                 ----^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this code causes undefined behavior when executed
[INFO] [stdout]    |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:193:47
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:42
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "fb95ff8c888cb11e7806d07862777d7d780fa2802e8161ef289b7e5b54c3a0fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb95ff8c888cb11e7806d07862777d7d780fa2802e8161ef289b7e5b54c3a0fd", kill_on_drop: false }`
[INFO] [stdout] fb95ff8c888cb11e7806d07862777d7d780fa2802e8161ef289b7e5b54c3a0fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f80ad10b941e50a9c44e2b2ada7a4e68acb915be9b8c7c7db67572c95d1ea2
[INFO] running `Command { std: "docker" "start" "-a" "e2f80ad10b941e50a9c44e2b2ada7a4e68acb915be9b8c7c7db67572c95d1ea2", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = mem::uninitialized();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:150:52
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:193:52
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:152:61
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions_write.rs:368:26
[INFO] [stdout]     |
[INFO] [stdout] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
[INFO] [stdout]     |                          ----^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/userdata.rs:124:33
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
[INFO] [stdout]     |                                 ----^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this code causes undefined behavior when executed
[INFO] [stdout]    |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hlua v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:193:47
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:42
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:441:10
[INFO] [stdout]     |
[INFO] [stdout] 441 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:454:10
[INFO] [stdout]     |
[INFO] [stdout] 454 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:467:10
[INFO] [stdout]     |
[INFO] [stdout] 467 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:480:10
[INFO] [stdout]     |
[INFO] [stdout] 480 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:496:10
[INFO] [stdout]     |
[INFO] [stdout] 496 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:560:23
[INFO] [stdout]     |
[INFO] [stdout] 560 |         struct Foo { };
[INFO] [stdout]     |                       ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lua_functions.rs:461:84
[INFO] [stdout]     |
[INFO] [stdout] 461 |         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stdout]     |                                                                                    ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 461 -         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stdout] 461 +         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args(3).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_functions.rs:522:26
[INFO] [stdout]     |
[INFO] [stdout] 522 |         struct Reader { };
[INFO] [stdout]     |                          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_tables.rs:579:14
[INFO] [stdout]     |
[INFO] [stdout] 579 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = mem::uninitialized();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:37:49
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:150:52
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:193:52
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:152:61
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lua_functions.rs:536:69
[INFO] [stdout]     |
[INFO] [stdout] 536 |             Err(LuaError::ReadError(e)) => { assert_eq!("oh no!", e.description()) },
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions_write.rs:368:26
[INFO] [stdout]     |
[INFO] [stdout] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
[INFO] [stdout]     |                          ----^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/userdata.rs:124:33
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
[INFO] [stdout]     |                                 ----^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: mem::uninitialized(),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this code causes undefined behavior when executed
[INFO] [stdout]    |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/rust_tables.rs:442:52
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].into_iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                                    ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = IntoIterator::into_iter([1., 2., 3.]).enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                       ++++++++++++++++++++++++            ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 48 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 83 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:72:44
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            this code causes undefined behavior when executed
[INFO] [stdout]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 118 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:107:44
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:150:47
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:193:47
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this code causes undefined behavior when executed
[INFO] [stdout]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:42
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "e2f80ad10b941e50a9c44e2b2ada7a4e68acb915be9b8c7c7db67572c95d1ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f80ad10b941e50a9c44e2b2ada7a4e68acb915be9b8c7c7db67572c95d1ea2", kill_on_drop: false }`
[INFO] [stdout] e2f80ad10b941e50a9c44e2b2ada7a4e68acb915be9b8c7c7db67572c95d1ea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a72ee28da8e3f13346fe99bb129166f813daae527574482a4faaed5b3a68a75b
[INFO] running `Command { std: "docker" "start" "-a" "a72ee28da8e3f13346fe99bb129166f813daae527574482a4faaed5b3a68a75b", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/rust_tables.rs:24:39
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stderr]    |                                       ^   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stderr] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:678:21
[INFO] [stderr]     |
[INFO] [stderr] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:706:21
[INFO] [stderr]     |
[INFO] [stderr] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:230:24
[INFO] [stderr]     |
[INFO] [stderr] 230 |             res = mem::uninitialized();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lua_functions.rs:99:30
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 buffer: mem::uninitialized(),
[INFO] [stderr]    |                              ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:37:49
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 | integer_impl!(i8);
[INFO] [stderr]    | ----------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:37:49
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 | integer_impl!(i16);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:37:49
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 50 | integer_impl!(i32);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:72:49
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 83 | unsigned_impl!(u8);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:72:49
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 84 | unsigned_impl!(u16);
[INFO] [stderr]    | ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/values.rs:72:49
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 85 | unsigned_impl!(u32);
[INFO] [stderr]    | ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:107:49
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 118 | numeric_impl!(f32);
[INFO] [stderr]     | ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:107:49
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 119 | numeric_impl!(f64);
[INFO] [stderr]     | ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:150:52
[INFO] [stderr]     |
[INFO] [stderr] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:193:52
[INFO] [stderr]     |
[INFO] [stderr] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/values.rs:257:47
[INFO] [stderr]     |
[INFO] [stderr] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:447:32
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lua_functions.rs:392:32
[INFO] [stderr]     |
[INFO] [stderr] 392 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lua_functions.rs:408:32
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/any.rs:67:61
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stderr]    |                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/any.rs:152:61
[INFO] [stderr]     |
[INFO] [stderr] 152 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 152 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stderr]     |                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/functions_write.rs:368:26
[INFO] [stderr]     |
[INFO] [stderr] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
[INFO] [stderr]     |                          ----^^^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/userdata.rs:124:33
[INFO] [stderr]     |
[INFO] [stderr] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
[INFO] [stderr]     |                                 ----^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `lua` is never read
[INFO] [stderr]    --> src/values.rs:247:5
[INFO] [stderr]     |
[INFO] [stderr] 246 | pub struct StringInLua<L> {
[INFO] [stderr]     |            ----------- field in this struct
[INFO] [stderr] 247 |     lua: L,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stderr]   --> src/lua_functions.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 buffer: mem::uninitialized(),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         this code causes undefined behavior when executed
[INFO] [stderr]    |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:37:44
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 48 | integer_impl!(i8);
[INFO] [stderr]    | ----------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:37:44
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 49 | integer_impl!(i16);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:37:44
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 50 | integer_impl!(i32);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:72:44
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 83 | unsigned_impl!(u8);
[INFO] [stderr]    | ------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:72:44
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 84 | unsigned_impl!(u16);
[INFO] [stderr]    | ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]   --> src/values.rs:72:44
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            this code causes undefined behavior when executed
[INFO] [stderr]    |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 85 | unsigned_impl!(u32);
[INFO] [stderr]    | ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:107:44
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                            |
[INFO] [stderr]     |                                            this code causes undefined behavior when executed
[INFO] [stderr]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 118 | numeric_impl!(f32);
[INFO] [stderr]     | ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `i32` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:107:44
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                            |
[INFO] [stderr]     |                                            this code causes undefined behavior when executed
[INFO] [stderr]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 119 | numeric_impl!(f64);
[INFO] [stderr]     | ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `usize` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:150:47
[INFO] [stderr]     |
[INFO] [stderr] 150 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                               |
[INFO] [stderr]     |                                               this code causes undefined behavior when executed
[INFO] [stderr]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: the type `usize` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:193:47
[INFO] [stderr]     |
[INFO] [stderr] 193 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                               |
[INFO] [stderr]     |                                               this code causes undefined behavior when executed
[INFO] [stderr]     |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: the type `usize` does not permit being left uninitialized
[INFO] [stderr]    --> src/values.rs:257:42
[INFO] [stderr]     |
[INFO] [stderr] 257 |             let mut size: libc::size_t = mem::uninitialized();
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                          |
[INFO] [stderr]     |                                          this code causes undefined behavior when executed
[INFO] [stderr]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: `hlua` (lib) generated 36 warnings (run `cargo fix --lib -p hlua` to apply 8 suggestions)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:441:10
[INFO] [stderr]     |
[INFO] [stderr] 441 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:454:10
[INFO] [stderr]     |
[INFO] [stderr] 454 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:467:10
[INFO] [stderr]     |
[INFO] [stderr] 467 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:480:10
[INFO] [stderr]     |
[INFO] [stderr] 480 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:496:10
[INFO] [stderr]     |
[INFO] [stderr] 496 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/functions_write.rs:560:23
[INFO] [stderr]     |
[INFO] [stderr] 560 |         struct Foo { };
[INFO] [stderr]     |                       ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lua_functions.rs:461:84
[INFO] [stderr]     |
[INFO] [stderr] 461 |         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stderr]     |                                                                                    ^ ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 461 -         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stderr] 461 +         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args(3).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lua_functions.rs:522:26
[INFO] [stderr]     |
[INFO] [stderr] 522 |         struct Reader { };
[INFO] [stderr]     |                          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lua_tables.rs:579:14
[INFO] [stderr]     |
[INFO] [stderr] 579 |             };
[INFO] [stderr]     |              ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/rust_tables.rs:24:39
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stderr]    |                                       ^   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stderr] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lua_functions.rs:536:69
[INFO] [stderr]     |
[INFO] [stderr] 536 |             Err(LuaError::ReadError(e)) => { assert_eq!("oh no!", e.description()) },
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/rust_tables.rs:442:52
[INFO] [stderr]     |
[INFO] [stderr] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].into_iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stderr]     |                                                    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stderr]     |                                                    ~~~~
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 442 |         let orig: HashMap<i32, f64> = IntoIterator::into_iter([1., 2., 3.]).enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stderr]     |                                       ++++++++++++++++++++++++            ~
[INFO] [stderr] 
[INFO] [stderr] warning: `hlua` (lib test) generated 47 warnings (35 duplicates) (run `cargo fix --lib -p hlua --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hlua-4c14778c7f3dc116)
[INFO] [stdout] 
[INFO] [stdout] running 70 tests
[INFO] [stdout] test any::tests::non_utf_8_string ... ok
[INFO] [stdout] test any::tests::push_booleans ... ok
[INFO] [stdout] test any::tests::push_hashable_booleans ... ok
[INFO] [stdout] test any::tests::push_nil ... ok
[INFO] [stdout] test any::tests::push_hashable_strings ... ok
[INFO] [stdout] test any::tests::push_hashable_numbers ... ok
[INFO] [stdout] test any::tests::push_numbers ... ok
[INFO] [stdout] test any::tests::read_hashable_numbers ... ok
[INFO] [stdout] test any::tests::read_hashable_booleans ... ok
[INFO] [stdout] test any::tests::read_hashable_strings ... ok
[INFO] [stdout] test any::tests::read_numbers ... ok
[INFO] [stdout] test any::tests::push_hashable_nil ... ok
[INFO] [stdout] test any::tests::push_strings ... ok
[INFO] [stdout] test any::tests::read_booleans ... ok
[INFO] [stdout] test any::tests::read_strings ... ok
[INFO] [stdout] test functions_write::tests::closures_lifetime ... ok
[INFO] [stdout] test functions_write::tests::return_result ... ok
[INFO] [stdout] test functions_write::tests::one_argument ... ok
[INFO] [stdout] test functions_write::tests::two_arguments ... ok
[INFO] [stdout] test functions_write::tests::closures_extern_access ... ok
[INFO] [stdout] test functions_write::tests::closures ... ok
[INFO] [stdout] test functions_write::tests::simple_function ... ok
[INFO] [stdout] test functions_write::tests::closures_drop_env ... ok
[INFO] [stdout] test lua_functions::tests::args ... ok
[INFO] [stdout] test lua_functions::tests::args_in_order ... ok
[INFO] [stdout] test lua_functions::tests::basic ... ok
[INFO] [stderr] thread 'lua_functions::tests::syntax_error' panicked at library/core/src/panicking.rs:155:5:
[INFO] [stderr] attempted to leave type `&mut Lua<'_>` uninitialized, which is invalid
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55b74f0df0d6 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]    1:     0x55b74f0df0d6 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x55b74f0df0d6 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x55b74f0df0d6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x55b74f1084c0 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]    5:     0x55b74f1084c0 - core::fmt::write::h873f89a91a4832db
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]    6:     0x55b74f0dc9bf - std::io::Write::write_fmt::hc65183f01d14754a
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]    7:     0x55b74f0deeb4 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x55b74f0deeb4 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x55b74f0e0c27 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stderr]   10:     0x55b74f0e0989 - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:292:9
[INFO] [stderr]   11:     0x55b74f085687 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   12:     0x55b74f085687 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stderr]   13:     0x55b74f0e1246 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   14:     0x55b74f0e1246 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stderr]   15:     0x55b74f0e0f59 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:651:13
[INFO] [stderr]   16:     0x55b74f0df5d6 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   17:     0x55b74f0e0ce4 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stderr]   18:     0x55b74efbdcea - core::panicking::panic_nounwind_fmt::runtime::h9a82b8c2c912b221
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:110:18
[INFO] [stderr]   19:     0x55b74efbdcea - core::panicking::panic_nounwind_fmt::h49d13f23841ef5db
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:122:9
[INFO] [stderr]   20:     0x55b74efbdd99 - core::panicking::panic_nounwind::h4cd799baa29ab9f2
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:155:5
[INFO] [stderr]   21:     0x55b74efdbcc5 - core::mem::uninitialized::hbf9e34fa403033df
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/mem/mod.rs:693:9
[INFO] [stderr]   22:     0x55b74efdbcc5 - hlua::PushGuard<L>::into_inner::h7fc78a4e821c4eb1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:230:19
[INFO] [stderr]   23:     0x55b74eff027e - <hlua::lua_functions::LuaCodeFromReader<R> as hlua::Push<L>>::push_to_lua::h3b682f3cb6344cbe
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lua_functions.rs:163:63
[INFO] [stderr]   24:     0x55b74eff5030 - hlua::lua_functions::LuaFunction<L>::load_from_reader::h88f8ab218ff692fe
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lua_functions.rs:324:15
[INFO] [stderr]   25:     0x55b74eff5200 - hlua::lua_functions::LuaFunction<L>::load::he758bfd79de8a6aa
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lua_functions.rs:338:9
[INFO] [stderr]   26:     0x55b74f016240 - hlua::lua_functions::tests::syntax_error::hecc2d7ef3220dc34
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lua_functions.rs:476:15
[INFO] [stderr]   27:     0x55b74f0161f7 - hlua::lua_functions::tests::syntax_error::{{closure}}::h669de974f4b3a597
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lua_functions.rs:474:22
[INFO] [stderr]   28:     0x55b74f00d916 - core::ops::function::FnOnce::call_once::hd6dc6ce2ab0c4365
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x55b74f08b27f - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x55b74f08b27f - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stderr]   31:     0x55b74f08a0a1 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stderr]   32:     0x55b74f08a0a1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   33:     0x55b74f08a0a1 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stderr]   34:     0x55b74f08a0a1 - std::panicking::try::hbb7a2054f484688e
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stderr]   35:     0x55b74f08a0a1 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stderr]   36:     0x55b74f08a0a1 - test::run_test_in_process::h053367a7217c825b
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stderr]   37:     0x55b74f08a0a1 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stderr]   38:     0x55b74f051506 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stderr]   39:     0x55b74f051506 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stderr]   40:     0x55b74f0564c7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stderr]   41:     0x55b74f0564c7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   42:     0x55b74f0564c7 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stderr]   43:     0x55b74f0564c7 - std::panicking::try::h861a16d180681c80
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stderr]   44:     0x55b74f0564c7 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stderr]   45:     0x55b74f0564c7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stderr]   46:     0x55b74f0564c7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x55b74f0e55e5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stderr]   48:     0x55b74f0e55e5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stderr]   49:     0x55b74f0e55e5 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stderr]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stderr]   50:     0x7fce45c31ac3 - <unknown>
[INFO] [stderr]   51:     0x7fce45cc2bf4 - __clone
[INFO] [stderr]   52:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/hlua-4c14778c7f3dc116` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "a72ee28da8e3f13346fe99bb129166f813daae527574482a4faaed5b3a68a75b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72ee28da8e3f13346fe99bb129166f813daae527574482a4faaed5b3a68a75b", kill_on_drop: false }`
[INFO] [stdout] a72ee28da8e3f13346fe99bb129166f813daae527574482a4faaed5b3a68a75b
